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翻訳と辞書　辞書検索 [ 開発暫定版 ] スポンサード リンク Hedruris spinigera ： ウィキペディア英語版 Hedruris spinigera ''Hedruris spinigera'' is a parasite belong to phylum Nematoda, commonly found in the stomach of freshwater fish. The female ''Hedruris spinigera'' attaches itself onto the epithelium of the fishes' stomach using a hook at the curved tail. Meanwhile, the male swims freely until it finds a female that has already attached to a host, then the male curls around the body of that female so that sexual reproduction occurs within the host. Most fishes consume'' Paracorophium excavatum'', the intermediate host for ''Hedruris spinigera''; however, the prevalences of ''Hedruris spinigera'' are restricted to certain host range. == Morphology == ''Hedruris spinigera'' have 4 complex lips consisting of two lateral pseudolabia and two median lips. The oesophagus is not clearly divided into muscular and glandular portions. The body of ''Hedruris spinigera'' is covered by non-living cuticles. The female ''Hedruris spinigera'' has a prehensic hook at the posterior end. Immature adults within the intermediate host are similar to mature adults, except for the smaller size and absence of eggs. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Hedruris spinigera」の詳細全文を読む スポンサード リンク 翻訳と辞書 : 翻訳のためのインターネットリソース Copyright(C) kotoba.ne.jp 1997-2016. All Rights Reserved.